using System;
using System.Collections.Generic;
using System.Text;
using Server;
using Server.Mobiles;
using Server.Network;
using Server.Spells;

namespace Server.Items
{
	public class Teleporter : Item
	{
		private bool m_Active, m_Creatures, m_CombatCheck, m_CriminalCheck;
		private Point3D m_PointDest;
		private Map m_MapDest;
		private bool m_SourceEffect;
		private bool m_DestEffect;
		private int m_SoundID;
		private TimeSpan m_Delay;

		[CommandProperty( AccessLevel.GameMaster )]
		public bool SourceEffect
		{
			get{ return m_SourceEffect; }
			set{ m_SourceEffect = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool DestEffect
		{
			get{ return m_DestEffect; }
			set{ m_DestEffect = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public int SoundID
		{
			get{ return m_SoundID; }
			set{ m_SoundID = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public TimeSpan Delay
		{
			get{ return m_Delay; }
			set{ m_Delay = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool Active
		{
			get { return m_Active; }
			set { m_Active = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public Point3D PointDest
		{
			get { return m_PointDest; }
			set { m_PointDest = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public Map MapDest
		{
			get { return m_MapDest; }
			set { m_MapDest = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool Creatures
		{
			get { return m_Creatures; }
			set { m_Creatures = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool CombatCheck
		{
			get { return m_CombatCheck; }
			set { m_CombatCheck = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool CriminalCheck
		{
			get { return m_CriminalCheck; }
			set { m_CriminalCheck = value; InvalidateProperties(); }
		}

		public override int LabelNumber{ get{ return 1026095; } } // teleporter

		[Constructable]
		public Teleporter() : this( new Point3D( 0, 0, 0 ), null, false )
		{
		}

		[Constructable]
		public Teleporter( Point3D pointDest, Map mapDest ) : this( pointDest, mapDest, false )
		{
		}

		[Constructable]
		public Teleporter( Point3D pointDest, Map mapDest, bool creatures ) : base( 0x1BC3 )
		{
			Movable = false;
			Visible = false;

			m_Active = true;
			m_PointDest = pointDest;
			m_MapDest = mapDest;
			m_Creatures = creatures;

			m_CombatCheck = false;
			m_CriminalCheck = false;
		}

		public override void GetProperties( ObjectPropertyList list )
		{
			base.GetProperties( list );

			if ( m_Active )
				list.Add( 1060742 ); // active
			else
				list.Add( 1060743 ); // inactive

			if ( m_MapDest != null )
				list.Add( 1060658, "Map\t{0}", m_MapDest );

			if ( m_PointDest != Point3D.Zero )
				list.Add( 1060659, "Coords\t{0}", m_PointDest );

			list.Add( 1060660, "Creatures\t{0}", m_Creatures ? "Yes" : "No" );
		}

		public override void OnSingleClick( Mobile from )
		{
			base.OnSingleClick( from );

			if ( m_Active )
			{
				if ( m_MapDest != null && m_PointDest != Point3D.Zero )
					LabelTo( from, "{0} [{1}]", m_PointDest, m_MapDest );
				else if ( m_MapDest != null )
					LabelTo( from, "[{0}]", m_MapDest );
				else if ( m_PointDest != Point3D.Zero )
					LabelTo( from, m_PointDest.ToString() );
			}
			else
			{
				LabelTo( from, "(inactive)" );
			}
		}

		public virtual bool CanTeleport( Mobile m )
		{
			if ( !m_Creatures && !m.Player )
			{
				return false;
			}
			else if ( m_CriminalCheck && m.Criminal )
			{
				m.SendLocalizedMessage( 1005561, "", 0x22 ); // Thou'rt a criminal and cannot escape so easily.
				return false;
			}
			else if ( m_CombatCheck && SpellHelper.CheckCombat( m ) )
			{
				m.SendLocalizedMessage( 1005564, "", 0x22 ); // Wouldst thou flee during the heat of battle??
				return false;
			}

			return true;
		}

		public virtual void StartTeleport( Mobile m )
		{
			if ( m_Delay == TimeSpan.Zero )
				DoTeleport( m );
			else
				Timer.DelayCall<Mobile>( m_Delay, DoTeleport, m );
		}

		public virtual void DoTeleport( Mobile m )
		{
			Map map = m_MapDest;

			if ( map == null || map == Map.Internal )
				map = m.Map;

			Point3D p = m_PointDest;

			if ( p == Point3D.Zero )
				p = m.Location;

			Server.Mobiles.BaseCreature.TeleportPets( m, p, map );

			bool sendEffect = ( !m.Hidden || m.AccessLevel == AccessLevel.Player );

			if ( m_SourceEffect && sendEffect )
				Effects.SendLocationEffect( m.Location, m.Map, 0x3728, 10, 10 );

			m.MoveToWorld( p, map );

			if ( m_DestEffect && sendEffect )
				Effects.SendLocationEffect( m.Location, m.Map, 0x3728, 10, 10 );

			if ( m_SoundID > 0 && sendEffect )
				Effects.PlaySound( m.Location, m.Map, m_SoundID );
		}

		public override bool OnMoveOver( Mobile m )
		{
			if ( m_Active && CanTeleport( m ) )
			{
				StartTeleport( m );
				return false;
			}

			return true;
		}

		public Teleporter( Serial serial ) : base( serial )
		{
		}

		public override void Serialize( GenericWriter writer )
		{
			base.Serialize( writer );

			writer.Write( (int) 4 ); // version

			writer.Write( (bool) m_CriminalCheck );
			writer.Write( (bool) m_CombatCheck );

			writer.Write( (bool) m_SourceEffect );
			writer.Write( (bool) m_DestEffect );
			writer.Write( (TimeSpan) m_Delay );
			writer.WriteEncodedInt( (int) m_SoundID );

			writer.Write( m_Creatures );

			writer.Write( m_Active );
			writer.Write( m_PointDest );
			writer.Write( m_MapDest );
		}

		public override void Deserialize( GenericReader reader )
		{
			base.Deserialize( reader );

			int version = reader.ReadInt();

			switch ( version )
			{
				case 4:
				{
					m_CriminalCheck = reader.ReadBool();
					goto case 3;
				}
				case 3:
				{
					m_CombatCheck = reader.ReadBool();
					goto case 2;
				}
				case 2:
				{
					m_SourceEffect = reader.ReadBool();
					m_DestEffect = reader.ReadBool();
					m_Delay = reader.ReadTimeSpan();
					m_SoundID = reader.ReadEncodedInt();

					goto case 1;
				}
				case 1:
				{
					m_Creatures = reader.ReadBool();

					goto case 0;
				}
				case 0:
				{
					m_Active = reader.ReadBool();
					m_PointDest = reader.ReadPoint3D();
					m_MapDest = reader.ReadMap();

					break;
				}
			}
		}
	}

	public class SkillTeleporter : Teleporter
	{
		private SkillName m_Skill;
		private double m_Required;
		private string m_MessageString;
		private int m_MessageNumber;

		[CommandProperty( AccessLevel.GameMaster )]
		public SkillName Skill
		{
			get{ return m_Skill; }
			set{ m_Skill = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public double Required
		{
			get{ return m_Required; }
			set{ m_Required = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public string MessageString
		{
			get{ return m_MessageString; }
			set{ m_MessageString = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public int MessageNumber
		{
			get{ return m_MessageNumber; }
			set{ m_MessageNumber = value; InvalidateProperties(); }
		}

		private void EndMessageLock( object state )
		{
			((Mobile)state).EndAction( this );
		}

		public override bool CanTeleport( Mobile m )
		{
			if ( !base.CanTeleport( m ) )
				return false;

			Skill sk = m.Skills[m_Skill];

			if ( sk == null || sk.Base < m_Required )
			{
				if ( m.BeginAction( this ) )
				{
					if ( m_MessageString != null )
						m.Send( new UnicodeMessage( Serial, ItemID, MessageType.Regular, 0x3B2, 3, "ENU", null, m_MessageString ) );
					else if ( m_MessageNumber != 0 )
						m.Send( new MessageLocalized( Serial, ItemID, MessageType.Regular, 0x3B2, 3, m_MessageNumber, null, "" ) );

					Timer.DelayCall( TimeSpan.FromSeconds( 5.0 ), new TimerStateCallback( EndMessageLock ), m );
				}

				return false;
			}

			return true;
		}

		public override void GetProperties( ObjectPropertyList list )
		{
			base.GetProperties( list );

			int skillIndex = (int)m_Skill;
			string skillName;

			if ( skillIndex >= 0 && skillIndex < SkillInfo.Table.Length )
				skillName = SkillInfo.Table[skillIndex].Name;
			else
				skillName = "(Invalid)";

			list.Add( 1060661, "{0}\t{1:F1}", skillName, m_Required );

			if ( m_MessageString != null )
				list.Add( 1060662, "Message\t{0}", m_MessageString );
			else if ( m_MessageNumber != 0 )
				list.Add( 1060662, "Message\t#{0}", m_MessageNumber );
		}

		[Constructable]
		public SkillTeleporter()
		{
		}

		public SkillTeleporter( Serial serial ) : base( serial )
		{
		}

		public override void Serialize( GenericWriter writer )
		{
			base.Serialize( writer );

			writer.Write( (int) 0 ); // version

			writer.Write( (int) m_Skill );
			writer.Write( (double) m_Required );
			writer.Write( (string) m_MessageString );
			writer.Write( (int) m_MessageNumber );
		}

		public override void Deserialize( GenericReader reader )
		{
			base.Deserialize( reader );

			int version = reader.ReadInt();

			switch ( version )
			{
				case 0:
				{
					m_Skill = (SkillName)reader.ReadInt();
					m_Required = reader.ReadDouble();
					m_MessageString = reader.ReadString();
					m_MessageNumber = reader.ReadInt();

					break;
				}
			}
		}
	}

	public class KeywordTeleporter : Teleporter
	{
		private string m_Substring;
		private int m_Keyword;
		private int m_Range;

		[CommandProperty( AccessLevel.GameMaster )]
		public string Substring
		{
			get{ return m_Substring; }
			set{ m_Substring = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public int Keyword
		{
			get{ return m_Keyword; }
			set{ m_Keyword = value; InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public int Range
		{
			get{ return m_Range; }
			set{ m_Range = value; InvalidateProperties(); }
		}

		public override bool HandlesOnSpeech{ get{ return true; } }

		public override void OnSpeech( SpeechEventArgs e )
		{
			if ( !e.Handled && Active )
			{
				Mobile m = e.Mobile;

				if ( !m.InRange( GetWorldLocation(), m_Range ) )
					return;

				bool isMatch = false;

				if ( m_Keyword >= 0 && e.HasKeyword( m_Keyword ) )
					isMatch = true;
				else if ( m_Substring != null && e.Speech.ToLower().IndexOf( m_Substring.ToLower() ) >= 0 )
					isMatch = true;

				if ( !isMatch || !CanTeleport( m ) )
					return;

				e.Handled = true;
				StartTeleport( m );
			}
		}

		public override void DoTeleport( Mobile m )
		{
			if ( !m.InRange( GetWorldLocation(), m_Range ) || m.Map != Map )
				return;

			base.DoTeleport( m );
		}

		public override bool OnMoveOver( Mobile m )
		{
			return true;
		}

		public override void GetProperties( ObjectPropertyList list )
		{
			base.GetProperties( list );

			list.Add( 1060661, "Range\t{0}", m_Range );

			if ( m_Keyword >= 0 )
				list.Add( 1060662, "Keyword\t{0}", m_Keyword );

			if ( m_Substring != null )
				list.Add( 1060663, "Substring\t{0}", m_Substring );
		}

		[Constructable]
		public KeywordTeleporter()
		{
			m_Keyword = -1;
			m_Substring = null;
		}

		public KeywordTeleporter( Serial serial ) : base( serial )
		{
		}

		public override void Serialize( GenericWriter writer )
		{
			base.Serialize( writer );

			writer.Write( (int) 0 ); // version

			writer.Write( m_Substring );
			writer.Write( m_Keyword );
			writer.Write( m_Range );
		}

		public override void Deserialize( GenericReader reader )
		{
			base.Deserialize( reader );

			int version = reader.ReadInt();

			switch ( version )
			{
				case 0:
				{
					m_Substring = reader.ReadString();
					m_Keyword = reader.ReadInt();
					m_Range = reader.ReadInt();

					break;
				}
			}
		}
	}

	public class WaitTeleporter : KeywordTeleporter
	{
		private static Dictionary<Mobile, TeleportingInfo> m_Table;

		public static void Initialize()
		{
			m_Table = new Dictionary<Mobile, TeleportingInfo>();

			EventSink.Logout += new LogoutEventHandler( EventSink_Logout );
		}

		public static void EventSink_Logout( LogoutEventArgs e )
		{
			Mobile from = e.Mobile;
			TeleportingInfo info;

			if ( from == null || !m_Table.TryGetValue( from, out info ) )
				return;

			info.Timer.Stop();
			m_Table.Remove( from );
		}

		private int m_StartNumber;
		private string m_StartMessage;
		private int m_ProgressNumber;
		private string m_ProgressMessage;
		private bool m_ShowTimeRemaining;

		[CommandProperty( AccessLevel.GameMaster )]
		public int StartNumber
		{
			get { return m_StartNumber; }
			set { m_StartNumber = value; }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public string StartMessage
		{
			get { return m_StartMessage; }
			set { m_StartMessage = value; }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public int ProgressNumber
		{
			get { return m_ProgressNumber; }
			set { m_ProgressNumber = value; }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public string ProgressMessage
		{
			get { return m_ProgressMessage; }
			set { m_ProgressMessage = value; }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool ShowTimeRemaining
		{
			get { return m_ShowTimeRemaining; }
			set { m_ShowTimeRemaining = value; }
		}

		[Constructable]
		public WaitTeleporter()
		{
		}

		public static string FormatTime( TimeSpan ts )
		{
			if ( ts.TotalHours >= 1 )
			{
				int h = (int)Math.Round( ts.TotalHours );
				return String.Format( "{0} hour{1}", h, ( h == 1 ) ? "" : "s" );
			}
			else if ( ts.TotalMinutes >= 1 )
			{
				int m = (int)Math.Round( ts.TotalMinutes );
				return String.Format( "{0} minute{1}", m, ( m == 1 ) ? "" : "s" );
			}

			int s = Math.Max( (int)Math.Round( ts.TotalSeconds ), 0 );
			return String.Format( "{0} second{1}", s, ( s == 1 ) ? "" : "s" );
		}

		private void EndLock( Mobile m )
		{
			m.EndAction( this );
		}

		public override void StartTeleport( Mobile m )
		{
			TeleportingInfo info;

			if ( m_Table.TryGetValue( m, out info ) )
			{
				if ( info.Teleporter == this )
				{
					if ( m.BeginAction( this ) )
					{
						if ( m_ProgressMessage != null )
							m.SendMessage( m_ProgressMessage );
						else if ( m_ProgressNumber != 0 )
							m.SendLocalizedMessage( m_ProgressNumber );

						if ( m_ShowTimeRemaining )
							m.SendMessage( "Time remaining: {0}", FormatTime( m_Table[m].Timer.Next - DateTime.Now ) );

						Timer.DelayCall<Mobile>( TimeSpan.FromSeconds( 5 ), EndLock, m );
					}

					return;
				}
				else
				{
					info.Timer.Stop();
				}
			}

			if ( m_StartMessage != null )
				m.SendMessage( m_StartMessage );
			else if ( m_StartNumber != 0 )
				m.SendLocalizedMessage( m_StartNumber );

			if ( Delay == TimeSpan.Zero )
				DoTeleport( m );
			else
				m_Table[m] = new TeleportingInfo( this, Timer.DelayCall<Mobile>( Delay, DoTeleport, m ) );
		}

		public override void DoTeleport( Mobile m )
		{
			m_Table.Remove( m );

			base.DoTeleport( m );
		}

		public WaitTeleporter( Serial serial ) : base( serial )
		{
		}

		public override void Serialize( GenericWriter writer )
		{
			base.Serialize( writer );

			writer.Write( (int) 0 ); // version

			writer.Write( m_StartNumber );
			writer.Write( m_StartMessage );
			writer.Write( m_ProgressNumber );
			writer.Write( m_ProgressMessage );
			writer.Write( m_ShowTimeRemaining );
		}

		public override void Deserialize( GenericReader reader )
		{
			base.Deserialize( reader );

			int version = reader.ReadInt();

			m_StartNumber = reader.ReadInt();
			m_StartMessage = reader.ReadString();
			m_ProgressNumber = reader.ReadInt();
			m_ProgressMessage = reader.ReadString();
			m_ShowTimeRemaining = reader.ReadBool();
		}

		private class TeleportingInfo
		{
			private WaitTeleporter m_Teleporter;
			private Timer m_Timer;

			public WaitTeleporter Teleporter { get { return m_Teleporter; } }
			public Timer Timer { get { return m_Timer; } }

			public TeleportingInfo( WaitTeleporter tele, Timer t )
			{
				m_Teleporter = tele;
				m_Timer = t;
			}
		}
	}

	public class TimeoutTeleporter : Teleporter
	{
		private TimeSpan m_TimeoutDelay;
		private Dictionary<Mobile, Timer> m_Teleporting;

		[CommandProperty( AccessLevel.GameMaster )]
		public TimeSpan TimeoutDelay
		{
			get { return m_TimeoutDelay; }
			set { m_TimeoutDelay = value; }
		}

		[Constructable]
		public TimeoutTeleporter()
			: this( new Point3D( 0, 0, 0 ), null, false )
		{
		}

		[Constructable]
		public TimeoutTeleporter( Point3D pointDest, Map mapDest )
			: this( pointDest, mapDest, false )
		{
		}

		[Constructable]
		public TimeoutTeleporter( Point3D pointDest, Map mapDest, bool creatures )
			: base( pointDest, mapDest, creatures )
		{
			m_Teleporting = new Dictionary<Mobile, Timer>();
		}

		public void StartTimer( Mobile m )
		{
			StartTimer( m, m_TimeoutDelay );
		}

		private void StartTimer( Mobile m, TimeSpan delay )
		{
			Timer t;

			if ( m_Teleporting.TryGetValue( m, out t ) )
				t.Stop();

			m_Teleporting[m] = Timer.DelayCall<Mobile>( delay, StartTeleport, m );
		}

		public void StopTimer( Mobile m )
		{
			Timer t;

			if ( m_Teleporting.TryGetValue( m, out t ) )
			{
				t.Stop();
				m_Teleporting.Remove( m );
			}
		}

		public override void DoTeleport( Mobile m )
		{
			m_Teleporting.Remove( m );

			base.DoTeleport( m );
		}

		public override bool OnMoveOver( Mobile m )
		{
			if ( Active )
			{
				if ( !CanTeleport( m ) )
					return false;

				StartTimer( m );
			}

			return true;
		}

		public TimeoutTeleporter( Serial serial )
			: base( serial )
		{
		}

		public override void Serialize( GenericWriter writer )
		{
			base.Serialize( writer );

			writer.Write( (int) 0 ); // version

			writer.Write( m_TimeoutDelay );
			writer.Write( m_Teleporting.Count );

			foreach ( KeyValuePair<Mobile, Timer> kvp in m_Teleporting )
			{
				writer.Write( kvp.Key );
				writer.Write( kvp.Value.Next );
			}
		}

		public override void Deserialize( GenericReader reader )
		{
			base.Deserialize( reader );

			int version = reader.ReadInt();

			m_TimeoutDelay = reader.ReadTimeSpan();
			m_Teleporting = new Dictionary<Mobile, Timer>();

			int count = reader.ReadInt();

			for ( int i = 0; i < count; ++i )
			{
				Mobile m = reader.ReadMobile();
				DateTime end = reader.ReadDateTime();

				StartTimer( m, end - DateTime.Now );
			}
		}
	}

	public class TimeoutGoal : Item
	{
		private TimeoutTeleporter m_Teleporter;

		[CommandProperty( AccessLevel.GameMaster )]
		public TimeoutTeleporter Teleporter
		{
			get { return m_Teleporter; }
			set { m_Teleporter = value; }
		}

		[Constructable]
		public TimeoutGoal()
			: base( 0x1822 )
		{
			Movable = false;
			Visible = false;

			Hue = 1154;
		}

		public override bool OnMoveOver( Mobile m )
		{
			if ( m_Teleporter != null )
				m_Teleporter.StopTimer( m );

			return true;
		}

		public override string DefaultName
		{
			get { return "timeout teleporter goal"; }
		}

		public TimeoutGoal( Serial serial )
			: base( serial )
		{
		}

		public override void Serialize( GenericWriter writer )
		{
			base.Serialize( writer );

			writer.Write( (int) 0 ); // version

			writer.WriteItem<TimeoutTeleporter>( m_Teleporter );
		}

		public override void Deserialize( GenericReader reader )
		{
			base.Deserialize( reader );

			int version = reader.ReadInt();

			m_Teleporter = reader.ReadItem<TimeoutTeleporter>();
		}
	}

	public class ConditionTeleporter : Teleporter
	{
		[Flags]
		protected enum ConditionFlag
		{
			None				= 0x00,
			DenyMounted			= 0x01,
			DenyFollowers		= 0x02,
			DenyPackContents	= 0x04,
			DenyHolding			= 0x08,
			DenyEquipment		= 0x10,
			DenyTransformed		= 0x20,
			StaffOnly			= 0x40
		}

		private ConditionFlag m_Flags;

		[CommandProperty( AccessLevel.GameMaster )]
		public bool DenyMounted
		{
			get{ return GetFlag( ConditionFlag.DenyMounted ); }
			set{ SetFlag( ConditionFlag.DenyMounted, value ); InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool DenyFollowers
		{
			get{ return GetFlag( ConditionFlag.DenyFollowers ); }
			set{ SetFlag( ConditionFlag.DenyFollowers, value ); InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool DenyPackContents
		{
			get{ return GetFlag( ConditionFlag.DenyPackContents ); }
			set{ SetFlag( ConditionFlag.DenyPackContents, value ); InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool DenyHolding
		{
			get{ return GetFlag( ConditionFlag.DenyHolding ); }
			set{ SetFlag( ConditionFlag.DenyHolding, value ); InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool DenyEquipment
		{
			get{ return GetFlag( ConditionFlag.DenyEquipment ); }
			set{ SetFlag( ConditionFlag.DenyEquipment, value ); InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool DenyTransformed
		{
			get{ return GetFlag( ConditionFlag.DenyTransformed ); }
			set{ SetFlag( ConditionFlag.DenyTransformed, value ); InvalidateProperties(); }
		}

		[CommandProperty( AccessLevel.GameMaster )]
		public bool StaffOnly
		{
			get{ return GetFlag( ConditionFlag.StaffOnly ); }
			set{ SetFlag( ConditionFlag.StaffOnly, value ); InvalidateProperties(); }
		}

		public override bool CanTeleport( Mobile m )
		{
			if ( !base.CanTeleport( m ) )
				return false;

			if ( GetFlag( ConditionFlag.StaffOnly ) && m.AccessLevel < AccessLevel.Counselor )
				return false;

			if ( GetFlag( ConditionFlag.DenyMounted ) && m.Mounted )
			{
				m.SendLocalizedMessage( 1077252 ); // You must dismount before proceeding.
				return false;
			}

			if ( GetFlag( ConditionFlag.DenyFollowers ) && ( m.Followers != 0 || ( m is PlayerMobile && ( (PlayerMobile) m ).AutoStabled.Count != 0 ) ) )
			{
				m.SendLocalizedMessage( 1077250 ); // No pets permitted beyond this point.
				return false;
			}

			Container pack;

			if ( GetFlag( ConditionFlag.DenyPackContents ) && ( pack = m.Backpack ) != null && pack.TotalItems != 0 )
			{
				m.SendMessage( "You must empty your backpack before proceeding." );
				return false;
			}

			if ( GetFlag( ConditionFlag.DenyHolding ) && m.Holding != null )
			{
				m.SendMessage( "You must let go of what you are holding before proceeding." );
				return false;
			}

			if ( GetFlag( ConditionFlag.DenyEquipment ) )
			{
				foreach ( Item item in m.Items )
				{
					switch ( item.Layer )
					{
						case Layer.Hair:
						case Layer.FacialHair:
						case Layer.Backpack:
						case Layer.Mount:
						case Layer.Bank:
						{
							continue; // ignore
						}
						default:
						{
							m.SendMessage( "You must remove all of your equipment before proceeding." );
							return false;
						}
					}
				}
			}

			if ( GetFlag( ConditionFlag.DenyTransformed ) && m.IsBodyMod )
			{
				m.SendMessage( "You cannot go there in this form." );
				return false;
			}

			return true;
		}

		[Constructable]
		public ConditionTeleporter()
		{
		}

		public override void GetProperties( ObjectPropertyList list )
		{
			base.GetProperties( list );

			StringBuilder props = new StringBuilder();

			if ( GetFlag( ConditionFlag.DenyMounted ) )
				props.Append( "<BR>Deny Mounted" );

			if ( GetFlag( ConditionFlag.DenyFollowers ) )
				props.Append( "<BR>Deny Followers" );

			if ( GetFlag( ConditionFlag.DenyPackContents ) )
				props.Append( "<BR>Deny Pack Contents" );

			if ( GetFlag( ConditionFlag.DenyHolding ) )
				props.Append( "<BR>Deny Holding" );

			if ( GetFlag( ConditionFlag.DenyEquipment ) )
				props.Append( "<BR>Deny Equipment" );

			if ( GetFlag( ConditionFlag.DenyTransformed ) )
				props.Append( "<BR>Deny Transformed" );

			if ( GetFlag( ConditionFlag.StaffOnly ) )
				props.Append( "<BR>Staff Only" );

			if ( props.Length != 0 )
			{
				props.Remove( 0, 4 );
				list.Add( props.ToString() );
			}
		}

		public ConditionTeleporter( Serial serial )
			: base( serial )
		{
		}

		public override void Serialize( GenericWriter writer )
		{
			base.Serialize( writer );

			writer.Write( (int) 0 ); // version

			writer.Write( (int) m_Flags );
		}

		public override void Deserialize( GenericReader reader )
		{
			base.Deserialize( reader );

			int version = reader.ReadInt();

			m_Flags = (ConditionFlag) reader.ReadInt();
		}

		protected bool GetFlag( ConditionFlag flag )
		{
			return ( ( m_Flags & flag ) != 0 );
		}

		protected void SetFlag( ConditionFlag flag, bool value )
		{
			if ( value )
				m_Flags |= flag;
			else
				m_Flags &= ~flag;
		}
	}
}
